1. R.F. Bishop, contribution to this volume
2. R.J. Bartlett and J.F. Stanton, in Rev. Comput. Chem., Vol. V, edited by K.B. Lipkowitz and D.R. Boyd (VCH Publishers, New York, 1994) p. 65ff
3. Proceedings of the Workshop held in Cambridge, Mass., 1990, published in Theor. Chim. Acta 80, issues 2–6 (1991).
4. Proceedings of the Workshop held in Cedar Key, Florida, 1997, to be published in Mol. Phys.
5. I. Lindgren and J. Morrison, Atomic Many-Body Theory, 2nd ed. (Springer-Verlag, Berlin, 1986)